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aac encodings

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legop3
2025-11-27 20:16:33 -05:00
parent 365d059b0c
commit d57bd74132
4 changed files with 9 additions and 8 deletions
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pi/bin/video-publisher.sh
+6 -5
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@@ -22,13 +22,13 @@ AUDIO_ENABLE="${AUDIO_ENABLE:-0}"
AUDIO_DEVICE="${AUDIO_DEVICE:-plughw:0,0}" AUDIO_DEVICE="${AUDIO_DEVICE:-plughw:0,0}"
AUDIO_RATE="${AUDIO_RATE:-48000}" AUDIO_RATE="${AUDIO_RATE:-48000}"
AUDIO_CHANNELS="${AUDIO_CHANNELS:-2}" AUDIO_CHANNELS="${AUDIO_CHANNELS:-2}"
AUDIO_BITRATE="${AUDIO_BITRATE:-64000}" AUDIO_BITRATE="${AUDIO_BITRATE:-32000}"
# Normalize device/rate to match the HAT capture (2ch/48k S32_LE); plughw handles any minor conversions. # Normalize device/rate to match the HAT capture (2ch/48k S32_LE); plughw handles any minor conversions.
AUDIO_DEVICE="plughw:0,0" AUDIO_DEVICE="plughw:0,0"
AUDIO_RATE=48000 AUDIO_RATE=48000
AUDIO_CHANNELS=2 AUDIO_CHANNELS=2
AUDIO_BITRATE=64000 AUDIO_BITRATE=32000
# Flip the camera 180deg (supported by rpicam-vid/libcamera-vid) # Flip the camera 180deg (supported by rpicam-vid/libcamera-vid)
FLIP_ARGS=(--rotation 180) FLIP_ARGS=(--rotation 180)
@@ -87,9 +87,10 @@ run_pipeline() {
-ar "${AUDIO_RATE}" \ -ar "${AUDIO_RATE}" \
-i "${AUDIO_DEVICE}" \ -i "${AUDIO_DEVICE}" \
-c:v copy \ -c:v copy \
-c:a pcm_s16le \ -c:a aac \
-ac "${AUDIO_CHANNELS}" \ -b:a "${AUDIO_BITRATE}" \
-ar "${AUDIO_RATE}" \ -ac:a 1 \
-ar:a 24000 \
-flush_packets 1 \ -flush_packets 1 \
-f mpegts \ -f mpegts \
"${PUBLISH_URL}" "${PUBLISH_URL}"
pi/install_roverd.sh
+1 -1
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@@ -208,7 +208,7 @@ AUDIO_ENABLE=1
AUDIO_DEVICE=plughw:0,0 AUDIO_DEVICE=plughw:0,0
AUDIO_RATE=48000 AUDIO_RATE=48000
AUDIO_CHANNELS=2 AUDIO_CHANNELS=2
AUDIO_BITRATE=64000 AUDIO_BITRATE=32000
ENV ENV
chown roverd:roverd /var/lib/roverd/video.env chown roverd:roverd /var/lib/roverd/video.env
chmod 0640 /var/lib/roverd/video.env chmod 0640 /var/lib/roverd/video.env
pi/roverd/config.go
+1 -1
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@@ -145,7 +145,7 @@ func LoadConfig(path string) (*Config, error) {
CaptureDevice: "plughw:0,0", CaptureDevice: "plughw:0,0",
SampleRate: 48000, SampleRate: 48000,
Channels: 2, Channels: 2,
Bitrate: 64000, Bitrate: 32000,
TTSEnabled: false, TTSEnabled: false,
DefaultEngine: "flite", DefaultEngine: "flite",
DefaultVoice: "rms", DefaultVoice: "rms",
pi/roverd/roverd.sample.yaml
+1 -1
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@@ -42,7 +42,7 @@ audio:
captureDevice: plughw:0,0 captureDevice: plughw:0,0
sampleRate: 48000 sampleRate: 48000
channels: 2 channels: 2
bitrate: 64000 bitrate: 32000
ttsEnabled: false ttsEnabled: false
defaultEngine: flite defaultEngine: flite
defaultVoice: rms defaultVoice: rms